Home / 15,929.21-23,896.68-6,564.01

Finding the Fourth Proportional to 15,929.21, 23,896.68 and 6,564.01

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Solution

The fourth proportional to 15,929.21, 23,896.68 and 6,564.01 is: 9,847.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,929.21 : 23,896.68 = 6,564.01 : x
  2. Step 2: Convert to fraction form
    15,929.21/23,896.68 = 6,564.01/x
  3. Step 3: Cross multiply
    15,929.21x = 23,896.68 × 6,564.01
  4. Step 4: Simplify right side
    15,929.21x = 156,858,120.30
  5. Step 5: Solve for x
    x = 156,858,120.30/15,929.21
  6. Step 6: Final answer
    x = 9,847.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.